1092243661 has 4 divisors (see below), whose sum is σ = 1093825024. Its totient is φ = 1090662300.

The previous prime is 1092243637. The next prime is 1092243673. The reversal of 1092243661 is 1663422901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1092243661 - 2¹⁵ = 1092210893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1092243611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789645 + ... + 791026.

It is an arithmetic number, because the mean of its divisors is an integer number (273456256).

Almost surely, 2^1092243661 is an apocalyptic number.

It is an amenable number.

1092243661 is a deficient number, since it is larger than the sum of its proper divisors (1581363).

1092243661 is an equidigital number, since it uses as much as digits as its factorization.

1092243661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581362.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1092243661 is about 33049.1098367263. The cubic root of 1092243661 is about 1029.8481131487.

The spelling of 1092243661 in words is "one billion, ninety-two million, two hundred forty-three thousand, six hundred sixty-one".